About: http://webisa.webdatacommons.org/282999508

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	A child that is able to grasp such math concepts as addition and subtraction demonstrates the successful use of the math materials.
http://www.w3.org/ns/prov#wasQuotedFrom	justmontessori.com